Attention hasty commenters and people who are friends with them: the benevolent decision-makers at Facebook are doing you a solid; over the next few days, Facebook will be rolling out the ability for users to edit their own comments.

The police force of a small New Jersey town has a Facebook page. And on it go the mugshots of people caught breaking the law. Car thieves, shoplifters, and even a child pornographer have been named and shamed so far.